- Automated CI/CD pipelines, reducing deployment time and increasing release frequency.- Utilized AWS services (EC2, SSM automation, S3, Lambda, CloudWatch, CodeBuild, CodePipeline) to optimize infrastructure and deployments.- Led successful Terraform upgrade from 0.11 to 1.6, improving infrastructure-as-code practices.- Administered GitHub Enterprise Server hosted in AWS, ensuring robust security measures by managing repositories, user access, and integrations and regular upgrades.- Implemented GitHub CI/CD tools including GitHub Packages and GitHub Actions to streamline code artifact management.- Led migration of on-premises infrastructure to AWS- Developed Ansible playbooks for managing on-premises infrastructure, enhancing automation and consistency. - Created Jenkins CI/CD pipelines for continuous integration and delivery, improving development workflows.- Have working knowledge of SDLC processes - waterfall and Agile.. Experience with Atlassian tools like JIRA, Service Now, Confluence.